97 lines
2.1 KiB
Go
97 lines
2.1 KiB
Go
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package main
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import (
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"flag"
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"fmt"
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"net/http"
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"os"
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"time"
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pflag "github.com/coreos/dex/pkg/flag"
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"github.com/coreos/dex/pkg/log"
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"github.com/coreos/go-oidc/oidc"
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)
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func main() {
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fs := flag.NewFlagSet("example-cli", flag.ExitOnError)
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clientID := fs.String("client-id", "", "")
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clientSecret := fs.String("client-secret", "", "")
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discovery := fs.String("discovery", "http://localhost:5556", "")
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logDebug := fs.Bool("log-debug", false, "log debug-level information")
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logTimestamps := fs.Bool("log-timestamps", false, "prefix log lines with timestamps")
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if err := fs.Parse(os.Args[1:]); err != nil {
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fmt.Fprintln(os.Stderr, err.Error())
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os.Exit(1)
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}
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if err := pflag.SetFlagsFromEnv(fs, "EXAMPLE_CLI"); err != nil {
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fmt.Fprintln(os.Stderr, err.Error())
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os.Exit(1)
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}
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if *logDebug {
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log.EnableDebug()
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}
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if *logTimestamps {
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log.EnableTimestamps()
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}
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if *clientID == "" {
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fmt.Println("--client-id must be set")
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os.Exit(2)
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}
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if *clientSecret == "" {
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fmt.Println("--client-secret must be set")
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os.Exit(2)
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}
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cc := oidc.ClientCredentials{
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ID: *clientID,
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Secret: *clientSecret,
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}
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// NOTE: A real CLI would cache this config, or provide it via flags/config file.
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var cfg oidc.ProviderConfig
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var err error
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for {
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cfg, err = oidc.FetchProviderConfig(http.DefaultClient, *discovery)
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if err == nil {
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break
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}
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sleep := 1 * time.Second
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fmt.Printf("Failed fetching provider config, trying again in %v: %v\n", sleep, err)
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time.Sleep(sleep)
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}
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fmt.Printf("Fetched provider config from %s: %#v\n\n", *discovery, cfg)
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ccfg := oidc.ClientConfig{
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ProviderConfig: cfg,
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Credentials: cc,
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}
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client, err := oidc.NewClient(ccfg)
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if err != nil {
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log.Fatalf("Unable to create Client: %v", err)
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}
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tok, err := client.ClientCredsToken([]string{"openid"})
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if err != nil {
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fmt.Printf("unable to verify auth code with issuer: %v\n", err)
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os.Exit(1)
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}
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fmt.Printf("got jwt: %v\n\n", tok.Encode())
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claims, err := tok.Claims()
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if err != nil {
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fmt.Printf("unable to construct claims: %v\n", err)
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os.Exit(1)
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}
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fmt.Printf("got claims %#v...\n", claims)
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}
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